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(i) When barium hydroxide is added to ammonium chloride, the bottom of the test tube is found to be cooler. (ii) It is an endothermic reaction. (iii) Ba(OH) 2 + 2NH 4 Cl → BaCl 2 + 2NH 4 OH ...

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This guideline technical document outlines the evaluation of the available information on arsenic with the intent of updating the guideline value for arsenic in drinking water. The purpose of this ...

Faculty of Chemistry and Mineralogy, Institute of Inorganic Chemistry, Leipzig University, Johannisallee 29, 04103 Leipzig, Germany ...